GB2299898B - A layered antenna - Google Patents

A layered antenna

Info

Publication number
GB2299898B
GB2299898B GB9507717A GB9507717A GB2299898B GB 2299898 B GB2299898 B GB 2299898B GB 9507717 A GB9507717 A GB 9507717A GB 9507717 A GB9507717 A GB 9507717A GB 2299898 B GB2299898 B GB 2299898B
Authority
GB
United Kingdom
Prior art keywords
layered antenna
layered
antenna
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9507717A
Other versions
GB2299898A (en
GB9507717D0 (en
Inventor
Roger Charles Webb
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to GB9507717A priority Critical patent/GB2299898B/en
Publication of GB9507717D0 publication Critical patent/GB9507717D0/en
Priority to US08/626,841 priority patent/US5614915A/en
Publication of GB2299898A publication Critical patent/GB2299898A/en
Application granted granted Critical
Publication of GB2299898B publication Critical patent/GB2299898B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
    • H01Q1/523—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas between antennas of an array
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/104—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/064—Two dimensional planar arrays using horn or slot aerials
GB9507717A 1995-04-13 1995-04-13 A layered antenna Expired - Fee Related GB2299898B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9507717A GB2299898B (en) 1995-04-13 1995-04-13 A layered antenna
US08/626,841 US5614915A (en) 1995-04-13 1996-04-03 Layered antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9507717A GB2299898B (en) 1995-04-13 1995-04-13 A layered antenna

Publications (3)

Publication Number Publication Date
GB9507717D0 GB9507717D0 (en) 1995-06-14
GB2299898A GB2299898A (en) 1996-10-16
GB2299898B true GB2299898B (en) 1999-05-19

Family

ID=10773044

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9507717A Expired - Fee Related GB2299898B (en) 1995-04-13 1995-04-13 A layered antenna

Country Status (2)

Country Link
US (1) US5614915A (en)
GB (1) GB2299898B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2312791A (en) * 1996-05-02 1997-11-05 Northern Telecom Ltd Antenna array assembly
DE19712510A1 (en) * 1997-03-25 1999-01-07 Pates Tech Patentverwertung Two-layer broadband planar source
US6114996A (en) * 1997-03-31 2000-09-05 Qualcomm Incorporated Increased bandwidth patch antenna
US6615026B1 (en) * 1999-02-01 2003-09-02 A. W. Technologies, Llc Portable telephone with directional transmission antenna
US6421011B1 (en) * 1999-10-22 2002-07-16 Lucent Technologies Inc. Patch antenna using non-conductive frame
US6407704B1 (en) * 1999-10-22 2002-06-18 Lucent Technologies Inc. Patch antenna using non-conductive thermo form frame
EP1274150A1 (en) * 2001-07-05 2003-01-08 Eta SA Fabriques d'Ebauches Wrist-watch with antenna
US6947008B2 (en) * 2003-01-31 2005-09-20 Ems Technologies, Inc. Conformable layered antenna array
KR20040077052A (en) * 2003-02-27 2004-09-04 한국전자통신연구원 Wideband slot antenna and slot array antenna using the same
US6903687B1 (en) 2003-05-29 2005-06-07 The United States Of America As Represented By The United States National Aeronautics And Space Administration Feed structure for antennas
US20090021352A1 (en) * 2007-07-18 2009-01-22 Murata Manufacturing Co., Ltd. Radio frequency ic device and electronic apparatus
WO2010049937A1 (en) * 2008-10-30 2010-05-06 Galtronics Corporation Ltd. Antenna assemblies and methods of manufacture thereof
JP2010154078A (en) * 2008-12-24 2010-07-08 Fujitsu Component Ltd Antenna device
TW201041222A (en) * 2009-05-08 2010-11-16 Advanced Connectek Inc Multiple curved-surfaces antenna and manufacturing method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2261554A (en) * 1991-11-15 1993-05-19 Northern Telecom Ltd Flat plate antenna.
US5309164A (en) * 1992-04-13 1994-05-03 Andrew Corporation Patch-type microwave antenna having wide bandwidth and low cross-pol

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01157603A (en) * 1987-12-15 1989-06-20 Matsushita Electric Works Ltd Plane antenna
JPH0567912A (en) * 1991-04-24 1993-03-19 Matsushita Electric Works Ltd Flat antenna
GB2279813B (en) * 1993-07-02 1997-05-14 Northern Telecom Ltd Polarisation diversity antenna
US5532643A (en) * 1995-06-23 1996-07-02 Motorola, Inc. Manufacturably improved asymmetric stripline enhanced aperture coupler

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2261554A (en) * 1991-11-15 1993-05-19 Northern Telecom Ltd Flat plate antenna.
US5309164A (en) * 1992-04-13 1994-05-03 Andrew Corporation Patch-type microwave antenna having wide bandwidth and low cross-pol

Also Published As

Publication number Publication date
US5614915A (en) 1997-03-25
GB2299898A (en) 1996-10-16
GB9507717D0 (en) 1995-06-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010413